CN102355595A - Multi-platform disaster recovery method and system for internet protocol televisions - Google Patents
Multi-platform disaster recovery method and system for internet protocol televisions Download PDFInfo
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Abstract
The invention discloses a multi-platform disaster recovery method and a multi-platform disaster recovery system for internet protocol televisions, wherein the system comprises a plurality of main platforms and backup platforms which are in mutual backup relation with the main platforms; and the method comprises the following steps that: a part of CP (control point) equipment in a main platform is set to be shared with the backup platform of another main platform; when any main platform has an abnormal situation, the backup platform of the abnormal platform occupies the shared CP equipment in another main platform; and when the abnormal platform returns to normal, the another main platform occupies the shared CP equipment. Through the adoption of the technical scheme, the problem that the utilization ratio of CP equipment in a disaster recovery system in the prior art is low is solved.
Description
Technical field
The present invention relates to the communications field, relate in particular to multi-platform disaster recovery method of a kind of Web TV and system.
Background technology
Along with network and Development of Multimedia Technology, Web TV (IPTV, Internet ProtocolTelevision) is accepted by more and more users because of advantages such as its convenience, intelligent, controllabilitys.
Generally; An IPTV platform is disposed in an office point; But for big office point; Usually adopting the IPTV system of multiple platform structure, the most generally is the IPTV system of two platform architectures, and the IPTV system of two platform architectures comprises two main platforms; And respectively with mutually redundant two the backup platforms of each main platform; Two main platforms are deployed in two different regions respectively, and two main platform architecture networkings are just the same, include CP (the control point of central machine room; Service control point; Also be service processor) equipment; Ftp server; The WEB server; The DB server; Centroid (Center Node); Center EPG server; The edge EPG server (not shown) of edge machine room; (not shown)s such as streaming media server; In the prior art for the IPTV system of two platform architectures; Still adopt the Disaster Tolerant Scheme of single platform architecture; Promptly the backup platform is provided respectively to two main platforms; The backup fully in its backup platform of the equipment of each main platform; Be equivalent to dispose four complete platforms; As shown in Figure 1; Two main platforms are respectively the first main platform and the second main platform; Mutually redundant with the first main platform is the first backup platform; Mutually redundant with the second main platform is the second backup platform, the shared same central machine room of the backup platform of a main platform and another main platform.Under the normal condition, two main platforms move simultaneously, and the backup platform is not launched; When a main platform is unusual, meet with catastrophic failure like a main platform, launch the backup platform of this main platform; And the use of backup platform and the use of main platform do not have difference, and data also are consistent with main platform.
This mode networking is dumb; And the utilization rate of stand-by equipment is low; Serious waste system resource; Especially CP equipment, to the IPTV system of different capabilities, the CP number of devices does not wait; But CP equipment is maximum in central machine room; Accounted for equipment in the central machine room more than one times in addition more, so in disaster tolerance system, how improving the CP usage ratio of equipment is the key that improves the disaster tolerance system utilization rate of equipment and installations.
Summary of the invention
The present invention provides multi-platform disaster recovery method of a kind of Web TV and system, solves in the disaster tolerance system of prior art the problem that the CP utilization rate of equipment and installations is low.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
The multi-platform disaster recovery method of a kind of Web TV comprises a plurality of main platforms, and respectively with the mutually redundant backup platform of each main platform, said method comprises:
Portion C P equipment in the one main platform is arranged to share with the backup platform of another main platform;
When arbitrary main platform takes place when unusual, the backup platform of said unusual platform takies the shared CP equipment in another main platform;
When said unusual platform recovered, said another main platform recovered taking said shared CP equipment.
Mutually redundant two platforms are arranged on the strange land, the shared same central machine room of the backup platform of a main platform and another main platform.
Also comprise:
In a main platform normal course of operation, in real time or periodically the program content source of said main platform Centroid is synchronized to the one edge node of said main platform.
Also comprise:
When said main platform takes place when unusual, the backup platform of said unusual platform takies said fringe node as Centroid;
When said unusual platform recovered, said unusual platform recovered taking fringe node described in this platform.
Also comprise:
When arbitrary main platform takes place when unusual, the backup platform of said unusual platform takies the one edge EPG server of said unusual platform as center EPG server;
When said unusual platform recovered, said unusual platform recovered taking edge EPG server described in this platform.
The multi-platform disaster tolerance system of a kind of Web TV comprises a plurality of main platforms, backs up platform and device management unit with each main platform mutually redundant two respectively, comprises a plurality of CP equipment in each main platform, wherein,
Said device management unit is used for the portion C P equipment of a main platform just and is arranged to share with the backup platform of another main platform;
The backup platform of arbitrary main platform is used for taking place to take the shared CP equipment in another main platform when unusual at said main platform;
Said another main platform is used for when said unusual platform recovers, taking the said shared CP equipment in this platform.
Mutually redundant two platforms are arranged on the strange land, the shared same central machine room of the backup platform of a main platform and another main platform.
Main platform also is used in real time or periodically the program content source of Centroid is synchronized to the one edge node of said main platform in normal course of operation.
The backup platform of arbitrary main platform also is used for taking place said fringe node to be taken as Centroid when unusual at said main platform; Said unusual platform is used for when abnormal restoring, recovers taking fringe node described in this platform.
The backup platform of arbitrary main platform also is used for taking place when unusual at said main platform, and the one edge EPG server of said unusual platform is taken as center EPG server; Said unusual platform is used for when abnormal restoring, recovers taking edge EPG server described in this platform.
The present invention provides multi-platform disaster recovery method of a kind of Web TV and system; Comprise a plurality of main platforms, respectively with the mutually redundant backup platform of each main platform; Portion C P equipment in the one main platform is arranged to share with the backup platform of another main platform; When arbitrary main platform takes place when unusual; The backup platform of said unusual platform takies the shared CP equipment in another main platform; When said unusual platform recovered, said another main platform recovered taking the said shared CP equipment in this platform.The present invention shares CP equipment through timesharing, has effectively improved CP usage ratio of equipment in the multi-platform disaster tolerance system, has reduced the consumption of device resource in the multi-platform disaster tolerance system, and networking flexibility is convenient to system maintenance again simultaneously.
Description of drawings
Fig. 1 is the sketch map of the IPTV system of two platform architectures in the prior art;
Fig. 2 is the flow chart of the multi-platform disaster recovery method of a kind of Web TV of the embodiment of the invention;
Fig. 3 is the flow chart of the two platform disaster recovery methods of a kind of Web TV of another embodiment of the present invention;
Fig. 4 is the sketch map of the two platform disaster tolerance systems of a kind of Web TV of the embodiment of the invention.
Embodiment
Combine accompanying drawing that the present invention is done further explain through embodiment below.
Fig. 2 is the flow chart of the multi-platform disaster recovery method of a kind of Web TV of the embodiment of the invention, comprising a plurality of main platforms and respectively with the mutually redundant backup platform of each main platform, please refer to Fig. 2:
S21, the portion C P equipment in the main platform is arranged to share with the backup platform of another main platform.
With the duplex platform system is example; Comprise two main platforms; Be respectively the first main platform and the second main platform; And with the first main platform mutually redundant be first the backup platform; Mutually redundant with the second main platform is the second backup platform; Then the portion C P equipment in the first main platform is arranged to share, the portion C P equipment in the second main platform is arranged to share simultaneously with the first backup platform with the second backup platform.
S22, when arbitrary main platform takes place when unusual, the backup platform of said unusual platform takies the shared CP equipment in another main platform.
S23, when said unusual platform recovers, said another main platform recovers taking the said shared CP equipment in this platform.
Preferably; Mutually redundant two platforms are arranged on the strange land; It is long-distance disaster; The shared same central machine room of the backup platform of one main platform and another main platform; With the duplex platform system is example; The first main platform and the shared same central machine room of the second backup platform, the second main platform and the shared same central machine room of the first backup platform; If not shared same central machine room, then CP equipment can be shared through network.
Present embodiment; The center EPG server of the CP equipment that the backup platform of main platform and another main platform is shared, the Centroid of main platform, main platform need not to back up; The edge device that is positioned at main platform edges node also need not backup; Like edge EPG server, fringe node and streaming media server etc.; Under the normal condition; The edge device carry provides service for the user under main platform; After main platform takes place unusually; When the backup platform of this main platform was launched, the edge device carry provided service for the user under the backup platform of this main platform.
Fig. 3 is the flow chart of the two platform disaster recovery methods of a kind of Web TV of another embodiment of the present invention; With the duplex platform system is example; Suppose that two main platforms in the duplex platform system are respectively the first main platform and the second main platform; Mutually redundant with the first main platform is the first backup platform; Mutually redundant with the second main platform is the second backup platform, please refer to Fig. 3:
S31, add equipment for each active and standby platform, be configured for the equipment in each active and standby platform.
Can in the device management pages of WEB server, add equipment, the associative operation that carries out equipment control through the WEB server on the active and standby platform for each platform.The equipment that adds comprises edge EPG server, fringe node and the streaming media server etc. of Centroid server, center EPG server, ftp server, WEB server, DB server, CP equipment and the edge machine room of central machine room on each platform.When carrying out the equipment interpolation; The equipment that exclusively enjoys for each platform; The independent interpolation on each platform; To the timesharing sharing equipment; Need be on two platforms all add, present embodiment timesharing sharing equipment mainly comprises: the portion C P equipment (sharing CP equipment) on the main platform of sharing with the backup platform of another main platform, at one edge node on the main platform that is made as Centroid on its backup platform and the one edge EPG server on the main platform that is made as center EPG server on its backup platform.When adding to the shared CP equipment in the main platform on this main platform, also to add on the backup platform of another main platform; When adding to the one edge node in the main platform (being arranged to the fringe node of this main platform) on this main platform, also this node to be added on the backup platform of this main platform, and be arranged to the Centroid of this backup platform; When adding to the one edge EPG server in the main platform (being arranged to the edge EPG server of this main platform) on this main platform; Also this EPG server to be added on the backup platform of this main platform, and be arranged to the center EPG server of this backup platform.
After adding corresponding shared equipment in the system; Since being two platforms, shares this part equipment; Two platforms can normally be moved; This part configuration of devices needs two parts; The shared CP configuration of devices of sharing with the first main platform and the second backup platform timesharing is an example; Operating environment according to the first main platform is configured this shared CP equipment, also need this shared CP equipment be configured according to the operating environment of the second backup platform simultaneously.On two main platforms, be provided with sharing CP equipment respectively; Configuration information and timed task that main platform uses are set; Through a backup directory is set; Configuration information and timed task when depositing the use of backup platform; Launch situation according to different platforms; Launch the configuration information under the respective directories; As when the backup platform is launched; Configuration information and the timed task that main platform is used backs up earlier; Configuration information and timed task when reading the use of backup platform are again launched the backup platform according to this configuration.One edge node on the one main platform is arranged to after the Centroid of its backup on platform; Further; Can also the issue center be set for this Centroid on the backup platform and record the center; On the backup platform, realize pushing away under the data guaranteeing, guarantee that data and this Centroid of other nodes on the backup platform is synchronous.
Under normal circumstances:
S32, timesharing shared device are two main platform service, also comprise in real time or periodically the program content source of the Centroid of each main platform are synchronized to that to take place with the second main platform on the one edge node of this main platform be example unusually:
S33, the second main platform take place unusual, and the shared CP equipment that the first main platform and the second backup platform timesharing are shared breaks away from from the first main platform.For the first main platform, share the business of CP equipment institute load under the normal condition, change exclusively enjoying CP equipment by on the first main platform other and come load; This step also comprises and backing up sharing configuration and the timed task of CP equipment under the first main platform etc.
S34, the second backup platform are launched, and the second backup platform takies the shared CP equipment of sharing with the first main platform timesharing; The second backup platform will take as host node with this fringe node of the second main platform Centroid data consistent in the second main platform; The second backup platform takies the one edge EPG server in the second main platform as center EPG server.
The second backup platform takies the shared CP equipment of sharing with the first main platform timesharing; Configuration information and timed task when the second backup platform uses work; Restart service, this shared CP equipment begins to control the second backup platform and is the acting server service that hangs over each the edge machine room under the second backup platform.
S35, the second main platform recover, and the shared CP equipment that the first main platform and the second backup platform timesharing are shared breaks away from from the second backup platform, and the first main platform is resumed the CP equipment of sharing; The second main platform recovery takies fringe node and edge EPG server, and this fringe node and this edge EPG server, use as second Centroid and the center EPG server that backs up platform between anomalistic period at the second main platform.
This step also comprises, backs up sharing configuration and the timed task of CP equipment under the second backup platform etc.
Because when main platform is unusual; The backup platform need be taken over the work of main platform; Therefore; Need under being provided with accordingly on the main platform, push away strategy; Promptly the data on the main platform Centroid; Comprise content source, TVOD, filing etc.; All shift onto on the one edge node of this main platform down synchronously; When the backup platform is launched; This fringe node takies as the Centroid of backup platform; So just with the data sync on the main platform Centroid on the Centroid of backup platform, when the backup platform is taken over main platform service, guaranteed the complete of data; Simultaneously, when main platform was unusual, the one edge EPG server that its backup platform will this main platform took as center EPG server, has further improved usage ratio of equipment.
During the operation of backup platform; Main platform is in abnormal state; Cause backing up platform itself and can not arrive main platform to the data sync of backup platform automatically; So return the data sync when switching to main platform; Can not use the Oracle synchronization mechanism; And the employing manual manipulation mode, system provides script, is triggered derivation, is imported by the engineering staff.When the data sync that backs up platform is arrived main platform; Can earlier the backup platform be freezed; Data in the DB server of assurance backup platform no longer change; Because main platform is in abnormality before; Main platform is between anomalistic period, and the data of backup platform can't be synchronized to main platform, thus return switch to main platform before; This partial data still need be synchronized to main platform earlier
Active and standby platform data comprise content program data, user data, device data etc. synchronously, the content program synchronization of data by the active and standby Oracle data sync of triggering regularly of the DB server on each active and standby platform, guarantees data consistent between the active and standby platform.
Present embodiment can trigger the switching between the active and standby platform through two platform management systems; When the second main platform takes place when unusual; The second main platform is changed to malfunction; The second main platform device business stops; Timed task stops; To break away from from the first main platform with the shared CP equipment that the second backup platform timesharing is shared; Read and share configuration and the timed task of CP equipment for the second backup platform; And this part shared CP hanging equipment be downloaded to this second the backup platform under; It is the second backup platform service; The second backup platform is launched, and the second backup platform timed task is launched.When the second main platform recovers; To share CP equipment breaks away from from the second backup platform; Read and share corresponding configuration and the timed task of CP equipment for the first main platform; Be mounted to the main platform service of this first main platform; Restart the first main platform simultaneously, read the facility information of the first main platform again, then should share CP equipment just is the first main platform service; And the second main platform that recovers from abnormality, then fetch equipment information just can be restarted and served again.
The present invention also comprises the multi-platform disaster tolerance system of a kind of Web TV; Comprise a plurality of main platforms, respectively with mutually redundant backup platform of each main platform and device management unit; Comprise a plurality of CP equipment in each main platform; Wherein, device management unit is used for the portion C P equipment of a main platform just and is arranged to share with the backup platform of another main platform; The backup platform of arbitrary main platform is used for taking place to take the shared CP equipment in another main platform when unusual at said main platform; Said another main platform is used for when said unusual platform recovers, taking the said shared CP equipment in this platform.
Preferably, mutually redundant two platforms are arranged on the strange land, and the backup platform of a main platform and another main platform is arranged on same machine room.
Fig. 4 is the sketch map of the two platform disaster tolerance systems of a kind of Web TV of the embodiment of the invention, is example with two platforms, please refer to Fig. 4:
Comprise two main platforms; Be respectively the first main platform 4 and the second main platform 5; Also comprise respectively and back up platforms with each main platform mutually redundant two; Be respectively with the first main platform, the 4 mutually redundant first backup platforms 6, with second main the platform 5 mutually redundant and second backup platforms 7, also comprise device management unit 8;
Comprise a plurality of CP equipment in the first main platform 4; Wherein part CP equipment is the shared CP equipment of sharing with the second backup platform 7 41; Other CP equipment are for exclusively enjoying CP equipment; Also comprise a plurality of fringe nodes; Be used for sharing with 6 timesharing of the first backup platform; One of them fringe node 42 is used for when the first backup platform 6 is launched; Centroid as the first backup platform 6; Also comprise a plurality of edge EPG servers; Be used for sharing with 6 timesharing of the first backup platform; One of them edge EPG server 43 is used for when the first backup platform 6 is launched; Center EPG server as the first backup platform 6; Comprise that also other exclusively enjoy equipment, like the Centroid of central machine room; Center EPG server; Ftp server; WEB server and DB server etc.
Comprise a plurality of CP equipment in the second main platform 5; Wherein part CP equipment is the shared CP equipment of sharing with the first backup platform 6 51; Other CP equipment are for exclusively enjoying CP equipment; Also comprise a plurality of fringe nodes; Be used for sharing with 7 timesharing of the second backup platform; When one of them fringe node 52 is launched at the second backup platform 7; Centroid as the second backup platform 7; Also comprise a plurality of edge EPG servers; Be used for sharing with 7 timesharing of the second backup platform; When one of them edge EPG server 53 is launched at the second backup platform 7; Center EPG server as the second backup platform 7; Comprise that also other exclusively enjoy equipment, like the Centroid of central machine room; Center EPG server; Ftp server; WEB server and DB server etc.
Comprise that also other exclusively enjoy equipment in the first backup platform 6 and the second backup platform 7; Centroid, center EPG server, ftp server, WEB server and DB server etc. like central machine room; The backup platform exclusively enjoy in the equipment and can not comprise CP equipment, the CP equipment that promptly backs up in the platform is to share CP equipment all.
Taking place with the first main platform 4 is example unusually:
The first main platform 4 is in normal course of operation; Be used in real time or periodically with the one edge node 42 of the main platform 4 of the data sync to the first of Centroid; If the first main platform 4 takes place unusual; The first backup platform 6 is used for when first main platform 4 generations are unusual; Take the shared CP equipment 51 in the second main platform 5; The first backup platform 6 is used for the fringe node of the first main platform 4 42 is taken as Centroid, and the edge EPG server 43 of the first main platform 4 is taken as center EPG server;
If first main platform 4 abnormal restorings, the second main platform 5 are used to recover to sharing taking of CP equipment 51; The first main platform 4 is used to recover to the taking of fringe node 42, to taking of edge EPG server 43.
The backup platform of present embodiment need not back up the timesharing sharing equipment, has improved utilization rate of equipment and installations, simultaneously, present embodiment also effectively with the data sync on the main platform Centroid to the backup platform Centroid on.
Above content is to combine concrete execution mode to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. the multi-platform disaster recovery method of Web TV is characterized in that, comprises a plurality of main platforms, and respectively with the mutually redundant backup platform of each main platform, said method comprises:
Portion C P equipment in the one main platform is arranged to share with the backup platform of another main platform;
When arbitrary main platform takes place when unusual, the backup platform of said unusual platform takies the shared CP equipment in another main platform;
When said unusual platform recovered, said another main platform recovered taking said shared CP equipment.
2. the method for claim 1 is characterized in that, mutually redundant two platforms are arranged on the strange land, the shared same central machine room of the backup platform of a main platform and another main platform.
3. method as claimed in claim 1 or 2 is characterized in that, also comprises:
In a main platform normal course of operation, in real time or periodically the program content source of said main platform Centroid is synchronized to the one edge node of said main platform.
4. method as claimed in claim 3 is characterized in that, also comprises:
When said main platform takes place when unusual, the backup platform of said unusual platform takies said fringe node as Centroid;
When said unusual platform recovered, said unusual platform recovered taking fringe node described in this platform.
5. method as claimed in claim 1 or 2 is characterized in that, also comprises:
When arbitrary main platform takes place when unusual, the backup platform of said unusual platform takies the one edge EPG server of said unusual platform as center EPG server;
When said unusual platform recovered, said unusual platform recovered taking edge EPG server described in this platform.
6. the multi-platform disaster tolerance system of Web TV is characterized in that, comprises a plurality of main platforms, backs up platform and device management unit with each main platform mutually redundant two respectively, comprises a plurality of CP equipment in each main platform, wherein,
Said device management unit is used for the portion C P equipment of a main platform just and is arranged to share with the backup platform of another main platform;
The backup platform of arbitrary main platform is used for taking place to take the shared CP equipment in another main platform when unusual at said main platform;
Said another main platform is used for when said unusual platform recovers, taking the said shared CP equipment in this platform.
7. system as claimed in claim 7 is characterized in that, mutually redundant two platforms are arranged on the strange land, the shared same central machine room of the backup platform of a main platform and another main platform.
8. like claim 6 or 7 described systems, it is characterized in that main platform also is used in real time or periodically the program content source of Centroid is synchronized to the one edge node of said main platform in normal course of operation.
9. system as claimed in claim 8 is characterized in that, the backup platform of arbitrary main platform also is used for taking place said fringe node to be taken as Centroid when unusual at said main platform; Said unusual platform is used for when abnormal restoring, recovers taking fringe node described in this platform.
10. like claim 6 or 7 described systems, it is characterized in that the backup platform of arbitrary main platform also is used for taking place when unusual at said main platform, the one edge EPG server of said unusual platform is taken as center EPG server; Said unusual platform is used for when abnormal restoring, recovers taking edge EPG server described in this platform.
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| WO2017198144A1 (en) * | 2016-05-20 | 2017-11-23 | 中兴通讯股份有限公司 | Disaster tolerance method for iptv system, and iptv disaster tolerance system |
| CN108322337A (en) * | 2018-01-22 | 2018-07-24 | 优地网络有限公司 | A kind of disaster recovery method of IPTV system, disaster tolerance device and terminal device |
| CN111741375A (en) * | 2020-06-23 | 2020-10-02 | 海看网络科技(山东)股份有限公司 | Method and system for disaster tolerance between platforms in IPTV |
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Application publication date: 20120215 |